Stay warm while resting up for your winter adventures with the Furnace 5 Sleeping Bag. Built with a more spacious, less tapered silhouette, lofty 550 fill power ProDownTM insulation and HeatseekerTM Eco anti compression pads, this sleeping bag is equipped with the heat trapping technology and roominess you need for a good nights sleep in cold conditions. 550 fill power ProDownTM natural goose down insulation. ProDownTM features a hydrophobic finish that dries fast and repels moisture. Comfort oriented shape has a less tapered cut. Anti compression layer built with HeatseekerTM Eco synthetic insulation. Vaulted footbox. Shaped hood for added comfort and warmth. Draft collar reduces heat loss. Temperature Rating: 5AdegF 15AdegC. 10 in. x 19 in. stuff sack size. 3 lb. 8 oz. total weight. 78 in. total internal length. Max user height: 6 ft.. Imported .